id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ap-1646	Santos, Susana Aguiar; Venema, Boudewijn; Leonhardt, Steffen	Accelerometer-assisted PPG Measurement During Physical Exercise Using the LAVIMO Sensor System	2012	6	.pdf	application/pdf	3479	192	58	81 Acta Polytechnica Vol. 52 No. 5/2012 Figure 3: Obtained ECG and PPG signals of a healthy subject at 0 km/h. 2.4 Strategies for reduction of movement artifacts The corruption of a PPG signal through light or move- ment of the subject is a limiting factor in a PPG system. Nevertheless, using the 3-axis accelerometer data recorded together with the PPG measurements, it should be possible to extract a ‘clean’ Figure 4: Obtained ECG and PPG signals of a healthy subject walking at 2 km/h. PPG from a PPG with artifacts.	cache/ap-1646.pdf	txt/ap-1646.txt